//-------------------------------------------------------------------------
//   Copyright 2002-2023 National Technology & Engineering Solutions of
//   Sandia, LLC (NTESS).  Under the terms of Contract DE-NA0003525 with
//   NTESS, the U.S. Government retains certain rights in this software.
//
//   This file is part of the Xyce(TM) Parallel Electrical Simulator.
//
//   Xyce(TM) is free software: you can redistribute it and/or modify
//   it under the terms of the GNU General Public License as published by
//   the Free Software Foundation, either version 3 of the License, or
//   (at your option) any later version.
//
//   Xyce(TM) is distributed in the hope that it will be useful,
//   but WITHOUT ANY WARRANTY; without even the implied warranty of
//   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//   GNU General Public License for more details.
//
//   You should have received a copy of the GNU General Public License
//   along with Xyce(TM).
//   If not, see <http://www.gnu.org/licenses/>.
//-------------------------------------------------------------------------

//-----------------------------------------------------------------------------
//
// Purpose        :
//
// Special Notes  :
//
// Creator        : Eric R. Keiter, SNL
//
// Creation Date  : 10/xx/2019
//
//
//
//
//-----------------------------------------------------------------------------

#ifndef ExpressionLexer_H
#define ExpressionLexer_H

#include <iostream>
#include <string>

namespace Xyce {
namespace Util {

class ExpressionLexer: public yyFlexLexer
{
public:
  ExpressionLexer(
    const std::string & exprStr,
    std::istream *              input = 0,
    std::ostream *              output = 0)
    : yyFlexLexer(input,output),
      expressionString(exprStr)
  {}

  virtual ~ExpressionLexer()
  {}

  int getToken(XyceExpression::ExpressionParser::semantic_type *lvalp, XyceExpression::location *llocp);

  const std::string expressionString;
};

}
}

#endif
